Soruce :
SCEA Study Guide
Which of the following are non-functional requirements?
A. Scalability, availability, extensibility, manageability, and security
B. Performance, reliability, elaboration, transition, documentation, and security
C. Specification, elaboration, construction, transition, use cases, and security
D. Performance, availability, scalability, and security
E. Reliability, availability, scalability, manageability, and security
Real Answer is A. Isn't A and E also non functional requirements.